Home Postcode finder SA Chaffey Chaffey postcode SA Chaffey is a locality in South Australia covered by postcode 5341. Postcode 5341 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Chaffey business listing Be the first listing in Chaffey Common questionsWhat is the postcode for Chaffey?Chaffey, SA has the postcode 5341.What state is Chaffey in?Chaffey is in South Australia (SA).Does postcode 5341 cover more than one suburb?Yes. Postcode 5341 covers 8 localities, so the postcode alone does not identify Chaffey. Browse other postcodes in South Australia, or widen the search to every Australian postcode.